// Learn TypeScript:
//  - https://docs.cocos.com/creator/manual/en/scripting/typescript.html
// Learn Attribute:
//  - https://docs.cocos.com/creator/manual/en/scripting/reference/attributes.html
// Learn life-cycle callbacks:
//  - https://docs.cocos.com/creator/manual/en/scripting/life-cycle-callbacks.html

const {ccclass, property} = cc._decorator;

@ccclass
export default class NewClass extends cc.Component {

    material: cc.Material = null
    time: number = 0

    onLoad () {
        this.material = this.node.getComponent(cc.Sprite).getMaterial(0)
        this.material.setProperty("u_time", 0)
    }

    update (dt) {
        this.time += dt
        this.material.setProperty("u_time", this.time)
    }
}
